Home / 4,378.28-6,567.69-1,456.88

Finding the Fourth Proportional to 4,378.28, 6,567.69 and 1,456.88

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Solution

The fourth proportional to 4,378.28, 6,567.69 and 1,456.88 is: 2,185.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.28 : 6,567.69 = 1,456.88 : x
  2. Step 2: Convert to fraction form
    4,378.28/6,567.69 = 1,456.88/x
  3. Step 3: Cross multiply
    4,378.28x = 6,567.69 × 1,456.88
  4. Step 4: Simplify right side
    4,378.28x = 9,568,336.21
  5. Step 5: Solve for x
    x = 9,568,336.21/4,378.28
  6. Step 6: Final answer
    x = 2,185.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.